ELECTRICAL
- Cycle Life
- >6000
- Discharge Voltage(V)
- 40 - 48
- Charge Voltage(V)
- 56 - 58.4
- Charge/Discharge Current(A)
- 50A (Recommended) 100A(Max )
- Internal Resistance
- ≤30mΩ

Lithium Battery
The 51.2V 212Ah wall-mounted lithium battery is a high-capacity energy storage solution designed for residential solar power systems. With a total capacity of 10.8kWh and advanced LiFePO4 cells, it delivers reliable performance, high safety, and long cycle life. The built-in smart BMS provides protection against overcharge, over-discharge, and temperature issues, making it ideal for home solar energy storage and backup power applications.

Product Overview
Introduction https://youtu.be/KldmqtS2VtY
The BSM48212W is a lithium iron phosphate (LiFePO4) battery system manufactured by Bluesun Solar Co., Ltd. It delivers safe, reliable, and stable energy for a wide range of equipment. This module supports both capacity and power expansion through multiple parallel connections. It is compatible with CAN, RS485, and RS232 communication protocols, enabling seamless integration with various PV inverter communication systems.
The BSM48212W boasts several advantages, including high safety performance, a long lifespan, a wide charging voltage range, easy installation, and a standardized modular design. These features make it suitable for diverse applications such as household energy storage, industrial and commercial energy storage, and other related fields. Product Specification
* Modular design, light weight, small size * More than 10 years long service life * High compatibility BMS, seamless communication with energy storage inverter * Suitable for long-term charge and discharge cycle
BSM48212W Modular design, multiple batteries can be connected in parallel to expand capacity;
Battery can be installed in the supporting chassis, floor or wall installation, compared with similar products to save 20% space;
Battery charge and discharge management, protection, and alarm are automatically implemented without manual operation
Technical Details